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The net weight (in kg) of a dry bleach product is to be monitored control charts using a sample size of n = 5. Data for 20 preliminary samples was collected and overall samples mean (X- double-bar) = 1.3 and mean of the ranges (R-bar) = 4.4. What is the UCL for the mean? 120 APPENDIX VI Factors for Constructing Variables Control Charts Chart for Averages Chart for Standard Dev Factors for Factors for Observations in Control Limits Center Line Factors for Control Li Sample, n A Az Az C4 1/04 B3 B4 B5 2 2.121 1.880 2.659 0.7979 1.2533 0 3.267 0 3 1.732 1.023 1.954 0.8862 1.1284 0 2.568 0 4 1.500 0.729 1.628 0.9213 1.0854 0 2.266 0 5 1.342 0.577 1.427 0.9400 1.0638 0 2.089 0 6 1.225 0.483 1.287 0.9515 1.0510 0.030 1.970 0.029 7 1.134 0.419 1.182 0.9594 1.0423 0.118 1.882 0.113 8 1.061 0.373 1.099 0.9650 1.0363 0.185 1.815 0.179 9 1.000 0.337 1.032 0.9693 1.0317 0.239 1.761 0.232 10 0.949 0.308 0.975 0.9727 1.0281 0.284 1.716 0.276 11 0.905 0.285 0.927 0.9754 1.0252 0.321 1.679 0.313 12 0.866 0.266 0.886 0.9776 1.0229 0.354 1.646 0.346 13 0.832 0.249 0.850 0.9794 1.0210 0.382 1.618 0.374 14 0.802 0.235 0.817 0.9810 1.0194 0.406 1.594 0.399 15 0.775 0.223 0.789 0.9823 1.0180 0.428 1.572 0.421 16 0.750 0.212 0.763 0.9835 1.0168 0.448 1.552 0.440 17 0.728 0.203 0.739 0.9845 1.0157 0.466 1.534 0.458 18 0.707 0.194 0.718 0.9854 1.0148 0.482 1.518 0.475 19 0.688 0.187 0.698 0.9862 1.0140 0.497 1.503 0.490 20 0.671 0.180 0.680 0.9869 1.0133 0.510 1.490 0.504